Boerne weather in December: Boerne, Texas: normal highs, lows, rain and records for December
Boerne in December has a normal high of 63°F and a normal low of 38°F, a daily mean of 50°F, falling from 66°F on the 1st to 61°F by the 31st. Measurable precipitation falls on 7 days in a normal December, 2.32 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 17°C and low of 3°C, 59 mm of precipitation and 0 cm of snow in December.
- NOAA stationBoerne
- Station IDUSC00410902
- Location29.80°N 98.74°W
- Elevation1,445 ft (440 m)
- Population22,712
- Jan 62° 37°
- Feb 66° 41°
- Mar 72° 47°
- Apr 79° 54°
- May 84° 63°
- Jun 90° 69°
- Jul 93° 71°
- Aug 94° 71°
- Sep 89° 65°
- Oct 81° 56°
- Nov 70° 45°
- Dec 63° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Boerne in December?
The normal high is 63°F and the normal low 38°F, for a daily mean of 50.3°F. December is 7.4°F cooler than November and 1.3°F warmer than January. December is the 11th warmest month of the year in Boerne and the 10th wettest, and the snowiest. Across the month the normal high falls 5°F, from 66°F on December 1 to 61°F on December 31. From one year to the next December's mean temperature typically moves about 2.1°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 48°F and 52°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 22%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 66°F | 41°F | 21% | 13% |
| December 8 | 64°F | 39°F | 22% | 13% |
| December 15 | 63°F | 38°F | 22% | 13% |
| December 22 | 62°F | 37°F | 22% | 13% |
| December 31 | 61°F | 36°F | 22% | 13% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 30)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 66°F | 41°F | 21% | 13% | 10 h 20 min |
| December 2 | 65°F | 40°F | 21% | 13% | 10 h 20 min |
| December 3 | 65°F | 40°F | 21% | 13% | 10 h 20 min |
| December 4 | 65°F | 40°F | 21% | 13% | 10 h 20 min |
| December 5 | 65°F | 40°F | 21% | 13% | 10 h 20 min |
| December 6 | 64°F | 40°F | 21% | 13% | 10 h 20 min |
| December 7 | 64°F | 39°F | 22% | 13% | 10 h 20 min |
| December 8 | 64°F | 39°F | 22% | 13% | 10 h 20 min |
| December 9 | 64°F | 39°F | 22% | 13% | 10 h 20 min |
| December 10 | 64°F | 39°F | 22% | 13% | 10 h 20 min |
| December 11 | 63°F | 39°F | 22% | 13% | 10 h 20 min |
| December 12 | 63°F | 38°F | 22% | 13% | 10 h 20 min |
| December 13 | 63°F | 38°F | 22% | 13% | 10 h 20 min |
| December 14 | 63°F | 38°F | 22% | 13% | 10 h 20 min |
| December 15 | 63°F | 38°F | 22% | 13% | 10 h 10 min |
| December 16 | 63°F | 38°F | 22% | 13% | 10 h 10 min |
| December 17 | 62°F | 38°F | 22% | 13% | 10 h 10 min |
| December 18 | 62°F | 37°F | 22% | 13% | 10 h 10 min |
| December 19 | 62°F | 37°F | 22% | 13% | 10 h 10 min |
| December 20 | 62°F | 37°F | 22% | 13% | 10 h 10 min |
| December 21 | 62°F | 37°F | 22% | 13% | 10 h 10 min |
| December 22 | 62°F | 37°F | 22% | 13% | 10 h 10 min |
| December 23 | 62°F | 37°F | 22% | 13% | 10 h 10 min |
| December 24 | 61°F | 37°F | 22% | 13% | 10 h 10 min |
| December 25 | 61°F | 37°F | 22% | 13% | 10 h 10 min |
| December 26 | 61°F | 37°F | 22% | 13% | 10 h 10 min |
| December 27 | 61°F | 37°F | 22% | 13% | 10 h 10 min |
| December 28 | 61°F | 37°F | 22% | 13% | 10 h 10 min |
| December 29 | 61°F | 37°F | 22% | 13% | 10 h 10 min |
| December 30 | 61°F | 36°F | 22% | 13% | 10 h 10 min |
| December 31 | 61°F | 36°F | 22% | 13% | 10 h 20 min |
- Normal high
- 63°FDecember average
- Normal low
- 38°FDecember average
- Precipitation
- 2.32 inmonth total
- Days with precipitation
- 70.01 inch or more
- Snowfall
- 0.1 inmonth total
- Nights at 32°F or colder
- 11
- Daylight
- 10 h 20 min to 10 h 20 minDecember 1 to December 31
- Days at 70°F or more
- 9
- Days at 80°F or more
- 1
- Sunshine
- 72%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00410902; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Boerne in December?
On a given December day the chance of 0.01 inch or more is 22% on average, highest around December 26 (22%). In all, 2.32 in falls on 7 days of a normal December, 1 of them with an inch or more.
In a normal December in Boerne, 11 nights fall to freezing and snowfall averages 0.1 inches.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00410902.
What are the records for December in Boerne?
The warmest December temperature on this station's record (since 1898) is 92°F, on December 17, 1908; the coldest is 0°F, on December 22, 1929. The wettest December brought 16.96 in (1991); the snowiest, 7.5 inches (1898).
The December mean against the 1991-2020 normal of 50.3°F: 2021 61.1°F (+10.8), 2022 52.0°F (+1.7), 2023 53.2°F (+2.9), 2024 56.3°F (+6.0), 2025 55.8°F (+5.5). 5 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 61.1°F | +10.8°F | 0.36 in |
| 2022 | 52.0°F | +1.7°F | 0.81 in |
| 2023 | 53.2°F | +2.9°F | 1.55 in |
| 2024 | 56.3°F | +6.0°F | 1.34 in |
| 2025 | 55.8°F | +5.5°F | 0.42 in |
Source: records: ACIS, station USC00410902; recent months: ACIS, station USC00410902. Records and recent months use complete months only.
How does December in Boerne compare across Texas?
Across the 321 places PlainClimate covers in Texas, December normal highs run from 49°F in Dumas to 74°F in Brownsville; Boerne's is 63°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.